The former TV host continued, "After I left Blue's Clues, there was a long period of healing. It wasn't until the death of my father [in 2015] that I really started to take things seriously ...

It’s time to play Blue’s Clues to figure out the mystery of the missing Nickelodeon shows from Paramount+. Thankfully, the pup has left us some clues to find out what happened. Our first clue?